[  837.439889] 8021q: adding VLAN 0 to HW filter on device bond0
[  837.443635] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  837.447349] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  837.450966] br0: port 1(veth0) entered blocking state
[  837.451031] br0: port 1(veth0) entered disabled state
[  837.451097] veth0: entered allmulticast mode
[  837.451186] veth0: entered promiscuous mode
[  837.454838] br0: port 2(veth1) entered blocking state
[  837.454869] br0: port 2(veth1) entered disabled state
[  837.454905] veth1: entered allmulticast mode
[  837.454959] veth1: entered promiscuous mode
[  838.475482] br0: port 1(veth0) entered blocking state
[  838.475548] br0: port 1(veth0) entered forwarding state
[  838.475595] br0: port 2(veth1) entered blocking state
[  838.475632] br0: port 2(veth1) entered forwarding state
[  840.523452] bond0: (slave veth0): link status definitely up
[  840.523520] bond0: (slave veth1): link status definitely up
[  840.523576] bond0: (slave veth0): making interface the new active one
[  840.523636] bond0: active interface up!
[  840.600592] veth1: left allmulticast mode
[  840.600634] veth1: left promiscuous mode
[  840.600667] br0: port 2(veth1) entered disabled state
[  840.600747] veth0: left allmulticast mode
[  840.600809] veth0: left promiscuous mode
[  840.600844] br0: port 1(veth0) entered disabled state
[  840.606681] bond0: (slave veth1): Releasing backup interface
[  840.610026] bond0: (slave veth0): Releasing backup interface
[  840.642494] bond0 (unregistering): Released all slaves